There are 2 RET protein produced in house with high quality which are covering various species. Among these RET proteins, there are 2 Human RET protein. All these RET protein are expressed by different host cells. 1 RET proteins are expressed by HEK293 Cells , 1 RET proteins are expressed by Baculovirus-Insect Cells . These RET proteins are produced with different tags, such as His Tag, His & GST Tag.